Answer:
x-9
Step-by-step explanation:
-3(x+3)+4x
-3x-9+4x
-3x+4x-9
from the picture:
QP = QR
and
QR = RS
so
PQ + RS = QS
42
Area of a rectange = bh so 98=14x
98 divided by 14 = 7
Perimeter= 2x+2y
so 2x+2y -> 28+14=42
